<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="http://localhost:8080/hello?username=abiu&password=123456"
      method="POST"
      enctype="application/x-www-form-urlencoded"
>
    <!--    调用PostForm的话只支持为application/x-www-form-urlencoded -->
    用 户 名 ： <input type="text" name="username"><br/>
    密码： <input type="password" name="password"><br/>
    <input type="submit">
</form>

</body>
</html>